Refactor SupportedIfCapability usage
[transportpce.git] / renderer / src / main / java / org / opendaylight / transportpce / renderer / provisiondevice / RendererServiceOperationsImpl.java
index 99825cb99e76f8ad61b9c496a773c8bdc7fa8e40..6a854453c27ad4393cee864e1fca4328e801b57c 100644 (file)
@@ -13,23 +13,23 @@ import com.google.common.util.concurrent.ListeningExecutorService;
 import com.google.common.util.concurrent.MoreExecutors;
 import java.util.ArrayList;
 import java.util.List;
+import java.util.Map;
 import java.util.Optional;
 import java.util.concurrent.Callable;
 import java.util.concurrent.ExecutionException;
 import java.util.concurrent.Executors;
-import java.util.concurrent.Future;
 import java.util.concurrent.TimeUnit;
 import java.util.concurrent.TimeoutException;
+import java.util.stream.Collectors;
 import org.opendaylight.mdsal.binding.api.DataBroker;
 import org.opendaylight.mdsal.binding.api.NotificationPublishService;
-import org.opendaylight.mdsal.binding.api.ReadTransaction;
 import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
-import org.opendaylight.transportpce.common.OperationResult;
 import org.opendaylight.transportpce.common.ResponseCodes;
 import org.opendaylight.transportpce.common.StringConstants;
 import org.opendaylight.transportpce.common.Timeouts;
+import org.opendaylight.transportpce.common.mapping.PortMapping;
+import org.opendaylight.transportpce.common.service.ServiceTypes;
 import org.opendaylight.transportpce.renderer.ModelMappingUtils;
-import org.opendaylight.transportpce.renderer.NetworkModelWavelengthService;
 import org.opendaylight.transportpce.renderer.ServicePathInputData;
 import org.opendaylight.transportpce.renderer.provisiondevice.servicepath.ServicePathDirection;
 import org.opendaylight.transportpce.renderer.provisiondevice.tasks.DeviceRenderingRollbackTask;
@@ -38,38 +38,42 @@ import org.opendaylight.transportpce.renderer.provisiondevice.tasks.OlmPowerSetu
 import org.opendaylight.transportpce.renderer.provisiondevice.tasks.OlmPowerSetupTask;
 import org.opendaylight.transportpce.renderer.provisiondevice.tasks.OtnDeviceRenderingTask;
 import org.opendaylight.transportpce.renderer.provisiondevice.tasks.RollbackProcessor;
-import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.olm.rev170418.GetPmInputBuilder;
-import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.olm.rev170418.GetPmOutput;
-import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.olm.rev170418.ServicePowerSetupInput;
-import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.olm.rev170418.ServicePowerTurndownInputBuilder;
-import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.olm.rev170418.ServicePowerTurndownOutput;
-import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.olm.rev170418.TransportpceOlmService;
-import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.olm.rev170418.get.pm.output.Measurements;
-import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev200128.OtnServicePathInput;
-import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev200128.OtnServicePathOutput;
-import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev200520.ServiceDeleteInput;
-import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev200520.ServiceDeleteOutput;
-import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev200520.ServiceImplementationRequestInput;
-import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev200520.ServiceImplementationRequestOutput;
-import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev200520.ServiceRpcResultSp;
-import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev200520.ServiceRpcResultSpBuilder;
-import org.opendaylight.yang.gen.v1.http.org.openroadm.common.service.types.rev190531.ConnectionType;
-import org.opendaylight.yang.gen.v1.http.org.openroadm.otn.common.types.rev181130.ODU4;
-import org.opendaylight.yang.gen.v1.http.org.openroadm.otn.common.types.rev181130.OTU4;
+import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.device.renderer.rev211004.Action;
+import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.device.renderer.rev211004.OtnServicePathInput;
+import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.olm.rev210618.GetPmInputBuilder;
+import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.olm.rev210618.GetPmOutput;
+import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.olm.rev210618.ServicePowerSetupInput;
+import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.olm.rev210618.ServicePowerTurndownInputBuilder;
+import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.olm.rev210618.ServicePowerTurndownOutput;
+import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.olm.rev210618.TransportpceOlmService;
+import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.olm.rev210618.get.pm.output.Measurements;
+import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev210915.RendererRpcResultSp;
+import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev210915.RendererRpcResultSpBuilder;
+import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev210915.ServiceDeleteInput;
+import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev210915.ServiceDeleteOutput;
+import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev210915.ServiceImplementationRequestInput;
+import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev210915.ServiceImplementationRequestOutput;
+import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev210915.link._for.notif.ATerminationBuilder;
+import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev210915.link._for.notif.ZTerminationBuilder;
+import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev210915.renderer.rpc.result.sp.Link;
+import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev210915.renderer.rpc.result.sp.LinkBuilder;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.device.types.rev191129.NodeTypes;
 import org.opendaylight.yang.gen.v1.http.org.openroadm.pm.types.rev161014.PmGranularity;
 import org.opendaylight.yang.gen.v1.http.org.openroadm.resource.types.rev161014.ResourceTypeEnum;
-import org.opendaylight.yang.gen.v1.http.org.openroadm.service.format.rev190531.ServiceFormat;
-import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.service.list.Services;
-import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.pathdescription.rev200629.PathDescription;
-import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.service.types.rev200128.RpcStatusEx;
-import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.service.types.rev200128.ServicePathNotificationTypes;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.service.format.rev191129.ServiceFormat;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev211210.service.list.Services;
+import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.pathdescription.rev210705.PathDescription;
+import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.service.types.rev220118.RpcStatusEx;
+import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.service.types.rev220118.ServicePathNotificationTypes;
 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.servicepath.rev171017.ServicePathList;
 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.servicepath.rev171017.service.path.list.ServicePaths;
 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.servicepath.rev171017.service.path.list.ServicePathsKey;
-import org.opendaylight.yang.gen.v1.http.org.transportpce.common.types.rev200615.olm.get.pm.input.ResourceIdentifierBuilder;
-import org.opendaylight.yang.gen.v1.http.org.transportpce.common.types.rev200615.olm.renderer.input.Nodes;
+import org.opendaylight.yang.gen.v1.http.org.transportpce.common.types.rev210930.link.tp.LinkTp;
+import org.opendaylight.yang.gen.v1.http.org.transportpce.common.types.rev210930.olm.get.pm.input.ResourceIdentifierBuilder;
+import org.opendaylight.yang.gen.v1.http.org.transportpce.common.types.rev210930.optical.renderer.nodes.Nodes;
+import org.opendaylight.yang.gen.v1.http.transportpce.topology.rev220123.OtnLinkType;
 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
-import org.opendaylight.yangtools.yang.common.RpcResult;
+import org.opendaylight.yangtools.yang.binding.Notification;
 import org.opendaylight.yangtools.yang.common.Uint32;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
@@ -77,6 +81,7 @@ import org.slf4j.LoggerFactory;
 
 public class RendererServiceOperationsImpl implements RendererServiceOperations {
 
+    private static final Logger LOG = LoggerFactory.getLogger(RendererServiceOperationsImpl.class);
     private static final String DEVICE_RENDERING_ROLL_BACK_MSG =
             "Device rendering was not successful! Rendering will be rolled back.";
     private static final String OLM_ROLL_BACK_MSG =
@@ -84,7 +89,6 @@ public class RendererServiceOperationsImpl implements RendererServiceOperations
     private static final String RENDERING_DEVICES_A_Z_MSG = "Rendering devices A-Z";
     private static final String RENDERING_DEVICES_Z_A_MSG = "Rendering device Z-A";
     private static final String TURNING_DOWN_POWER_ON_A_TO_Z_PATH_MSG = "Turning down power on A-to-Z path";
-    private static final Logger LOG = LoggerFactory.getLogger(RendererServiceOperationsImpl.class);
     private static final String FAILED = "Failed";
     private static final String OPERATION_FAILED = "Operation Failed";
     private static final String OPERATION_SUCCESSFUL = "Operation Successful";
@@ -95,38 +99,21 @@ public class RendererServiceOperationsImpl implements RendererServiceOperations
     private final TransportpceOlmService olmService;
     private final DataBroker dataBroker;
     private final NotificationPublishService notificationPublishService;
+    private final PortMapping portMapping;
     private ListeningExecutorService executor;
-    private NetworkModelWavelengthService networkModelWavelengthService;
-    private ServiceRpcResultSp notification = null;
 
     public RendererServiceOperationsImpl(DeviceRendererService deviceRenderer,
             OtnDeviceRendererService otnDeviceRenderer, TransportpceOlmService olmService,
-            DataBroker dataBroker, NetworkModelWavelengthService networkModelWavelengthService,
-            NotificationPublishService notificationPublishService) {
+            DataBroker dataBroker, NotificationPublishService notificationPublishService, PortMapping portMapping) {
         this.deviceRenderer = deviceRenderer;
         this.otnDeviceRenderer = otnDeviceRenderer;
         this.olmService = olmService;
         this.dataBroker = dataBroker;
-        this.networkModelWavelengthService = networkModelWavelengthService;
         this.notificationPublishService = notificationPublishService;
+        this.portMapping = portMapping;
         this.executor = MoreExecutors.listeningDecorator(Executors.newFixedThreadPool(NUMBER_OF_THREADS));
     }
 
-    private void sendNotifications(ServicePathNotificationTypes servicePathNotificationTypes, String serviceName,
-            RpcStatusEx rpcStatusEx, String message) {
-        this.notification = new ServiceRpcResultSpBuilder()
-                .setNotificationType(servicePathNotificationTypes)
-                .setServiceName(serviceName)
-                .setStatus(rpcStatusEx)
-                .setStatusMessage(message)
-                .build();
-        try {
-            notificationPublishService.putNotification(this.notification);
-        } catch (InterruptedException e) {
-            LOG.info("notification offer rejected: ", e);
-        }
-    }
-
     @Override
     public ListenableFuture<ServiceImplementationRequestOutput>
             serviceImplementation(ServiceImplementationRequestInput input) {
@@ -135,135 +122,66 @@ public class RendererServiceOperationsImpl implements RendererServiceOperations
 
             @Override
             public ServiceImplementationRequestOutput call() throws Exception {
-                sendNotifications(ServicePathNotificationTypes.ServiceImplementationRequest, input.getServiceName(),
-                        RpcStatusEx.Pending, "Service compliant, submitting service implementation Request ...");
-                // Here is the switch statement that distinguishes on the connection-type
-                LOG.info("Connection-type is {} for {}", input.getConnectionType(), input.getServiceName());
-                switch (input.getConnectionType()) {
-                    case Service: case RoadmLine: // This takes into account of Ethernet 100G, 1G, 10G and ODU4
-                        LOG.info("RPC implementation for {}", input.getConnectionType());
-                        if (((input.getServiceAEnd().getServiceRate() != null)
-                            && (input.getServiceAEnd().getServiceRate().intValue() == 100))
-                            && ((input.getServiceAEnd().getServiceFormat().getName().equals("Ethernet"))
-                                || (input.getServiceAEnd().getServiceFormat().getName().equals("OC")))) {
-                            LOG.info("Service format for {} is {} and rate is {}", input.getServiceName(),
-                                input.getServiceAEnd().getServiceFormat(), input.getServiceAEnd().getServiceRate());
-                            if (!createServicepathInput(input)) {
-                                return ModelMappingUtils.createServiceImplResponse(ResponseCodes.RESPONSE_FAILED,
-                                    OPERATION_FAILED);
-                            }
-                        } else { // This implies, service-rate is 1 or 10G
-                            // This includes the lower-order odu (1G, 10G) and this is A-Z side
-                            LOG.info("RPC implementation for LO-ODU");
-                            String serviceRate = ""; // Assuming service at A-side and Z-side has same service rate
-                            if (input.getServiceAEnd().getServiceRate() != null) {
-                                serviceRate = input.getServiceAEnd().getServiceRate().toString() + "G";
-                            }
-                            LOG.info("Start rendering for {} service with {} rate and {} format",
-                                input.getServiceName(), serviceRate,
-                                input.getServiceAEnd().getServiceFormat());
-                            // This is A-Z side
-                            OtnServicePathInput otnServicePathInputAtoZ = ModelMappingUtils
-                                .rendererCreateOtnServiceInput(input.getServiceName(),
-                                    input.getServiceAEnd().getServiceFormat().getName(),
-                                    serviceRate, (PathDescription) input.getPathDescription(), true);
-                            // Rollback should be same for all conditions, so creating a new one
-                            RollbackProcessor rollbackProcessor = new RollbackProcessor();
-                            List<OtnDeviceRenderingResult> otnRenderingResults = otnDeviceRendering(rollbackProcessor,
-                                otnServicePathInputAtoZ, null);
-                            if (rollbackProcessor.rollbackAllIfNecessary() > 0) {
-                                sendNotifications(ServicePathNotificationTypes.ServiceImplementationRequest,
-                                    input.getServiceName(), RpcStatusEx.Failed, DEVICE_RENDERING_ROLL_BACK_MSG);
-                                return ModelMappingUtils.createServiceImplResponse(ResponseCodes.RESPONSE_FAILED,
-                                    OPERATION_FAILED);
-                            }
-                            LOG.info("OTN rendering result size {}", otnRenderingResults.size());
-                            sendNotifications(ServicePathNotificationTypes.ServiceImplementationRequest,
-                                input.getServiceName(), RpcStatusEx.Successful, OPERATION_SUCCESSFUL);
+                sendNotifications(
+                    ServicePathNotificationTypes.ServiceImplementationRequest,
+                    input.getServiceName(),
+                    RpcStatusEx.Pending,
+                    "Service compliant, submitting service implementation Request ...");
+                Uint32 serviceRate = getServiceRate(input);
+                LOG.info("Using {}G rate", serviceRate);
+                org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.portmapping.rev220316
+                        .network.Nodes mappingNode =
+                    portMapping.isNodeExist(input.getServiceAEnd().getNodeId())
+                        ? portMapping.getNode(input.getServiceAEnd().getNodeId())
+                        : null;
+                String serviceType = ServiceTypes.getServiceType(
+                    input.getServiceAEnd().getServiceFormat().getName(),
+                    serviceRate,
+                    mappingNode != null
+                        && NodeTypes.Xpdr.equals(mappingNode.getNodeInfo().getNodeType())
+                            && input.getServiceAEnd().getTxDirection() != null
+                            && input.getServiceAEnd().getTxDirection().getPort() != null
+                            && input.getServiceAEnd().getTxDirection().getPort().getPortName() != null
+                        ? portMapping.getMapping(input.getServiceAEnd().getNodeId(),
+                                input.getServiceAEnd().getTxDirection().getPort().getPortName())
+                        : null);
+                //TODO a Map might be more indicated here
+                switch (serviceType) {
+                    case StringConstants.SERVICE_TYPE_100GE_T:
+                    case StringConstants.SERVICE_TYPE_400GE:
+                    case StringConstants.SERVICE_TYPE_OTU4:
+                    case StringConstants.SERVICE_TYPE_OTUC2:
+                    case StringConstants.SERVICE_TYPE_OTUC3:
+                    case StringConstants.SERVICE_TYPE_OTUC4:
+                        if (!manageServicePathCreation(input, serviceType)) {
+                            return ModelMappingUtils
+                                .createServiceImplResponse(ResponseCodes.RESPONSE_FAILED, OPERATION_FAILED);
                         }
                         break;
-                    case Infrastructure:
-                        LOG.info("RPC implementation for {}", input.getConnectionType());
-                        if ((input.getServiceAEnd().getOtuServiceRate() != null)
-                            && (input.getServiceAEnd().getOtuServiceRate().equals(OTU4.class))) {
-                            // For the service of OTU4 infrastructure
-                            // First create the OCH and OTU interfaces
-                            String serviceRate = "100G"; // For OtnDeviceRendererServiceImpl
-                            if (!createServicepathInput(input)) {
-                                return ModelMappingUtils.createServiceImplResponse(ResponseCodes.RESPONSE_FAILED,
-                                    OPERATION_FAILED);
-                            }
-                        }
-                        if ((input.getServiceAEnd().getOduServiceRate() != null)
-                            && (input.getServiceAEnd().getOduServiceRate().equals(ODU4.class))) {
-                            // For the service of OTU4 infrastructure
-                            // First create the OCH and OTU interfaces
-                            String serviceRate = "100G"; // For OtnDeviceRendererServiceImpl
-                            LOG.info("Service format for {} is {} and rate is {}", input.getServiceName(),
-                                input.getServiceAEnd().getOduServiceRate(), serviceRate);
-                            // Now start rendering ODU4 interface
-                            // This is A-Z side
-                            OtnServicePathInput otnServicePathInputAtoZ = ModelMappingUtils
-                                .rendererCreateOtnServiceInput(input.getServiceName(),
-                                    input.getServiceAEnd().getServiceFormat().getName(),
-                                    serviceRate,
-                                    input.getPathDescription(), true);
-                            // This is Z-A side
-                            OtnServicePathInput otnServicePathInputZtoA = ModelMappingUtils
-                                .rendererCreateOtnServiceInput(input.getServiceName(),
-                                    input.getServiceZEnd().getServiceFormat().getName(),
-                                    serviceRate,
-                                    input.getPathDescription(), false);
-                            // Rollback should be same for all conditions, so creating a new one
-                            RollbackProcessor rollbackProcessor = new RollbackProcessor();
-                            List<OtnDeviceRenderingResult> otnRenderingResults = otnDeviceRendering(rollbackProcessor,
-                                otnServicePathInputAtoZ, otnServicePathInputZtoA);
-                            if (rollbackProcessor.rollbackAllIfNecessary() > 0) {
-                                sendNotifications(ServicePathNotificationTypes.ServiceImplementationRequest,
-                                    input.getServiceName(), RpcStatusEx.Failed, DEVICE_RENDERING_ROLL_BACK_MSG);
-                                return ModelMappingUtils.createServiceImplResponse(ResponseCodes.RESPONSE_FAILED,
-                                    OPERATION_FAILED);
-                            }
-                            LOG.info("OTN rendering result size {}", otnRenderingResults.size());
-                            sendNotifications(ServicePathNotificationTypes.ServiceImplementationRequest,
-                                input.getServiceName(), RpcStatusEx.Successful, OPERATION_SUCCESSFUL);
+                    case StringConstants.SERVICE_TYPE_1GE:
+                    case StringConstants.SERVICE_TYPE_10GE:
+                    case StringConstants.SERVICE_TYPE_100GE_M:
+                    case StringConstants.SERVICE_TYPE_100GE_S:
+                    case StringConstants.SERVICE_TYPE_ODU4:
+                    case StringConstants.SERVICE_TYPE_ODUC2:
+                    case StringConstants.SERVICE_TYPE_ODUC3:
+                    case StringConstants.SERVICE_TYPE_ODUC4:
+                        if (!manageOtnServicePathCreation(input, serviceType, serviceRate)) {
+                            return ModelMappingUtils
+                                .createServiceImplResponse(ResponseCodes.RESPONSE_FAILED, OPERATION_FAILED);
                         }
                         break;
                     default:
-                        LOG.warn("Unsupported connection type {}", input.getConnectionType());
+                        LOG.error("unsupported service-type");
+                        return ModelMappingUtils
+                            .createServiceImplResponse(ResponseCodes.RESPONSE_FAILED, OPERATION_FAILED);
                 }
-                return ModelMappingUtils.createServiceImplResponse(ResponseCodes.RESPONSE_OK,
-                    OPERATION_SUCCESSFUL);
+                return ModelMappingUtils
+                    .createServiceImplResponse(ResponseCodes.RESPONSE_OK, OPERATION_SUCCESSFUL);
             }
         });
     }
 
-    @Override
-    @SuppressWarnings("checkstyle:IllegalCatch")
-    public OperationResult reserveResource(PathDescription pathDescription) {
-
-        try {
-            LOG.info("Reserving resources in network model");
-            networkModelWavelengthService.useWavelengths(pathDescription);
-        } catch (Exception e) {
-            LOG.warn("Reserving resources in network model failed");
-            return OperationResult.failed("Resources reserve failed in network model");
-        }
-        return OperationResult.ok("Resources reserved successfully in network model");
-    }
-
-    @Override
-    @SuppressWarnings("checkstyle:IllegalCatch")
-    public OperationResult freeResource(PathDescription pathDescription) {
-
-        try {
-            networkModelWavelengthService.freeWavelengths(pathDescription);
-        } catch (Exception e) {
-            return OperationResult.failed("Resources reserve failed in network model");
-        }
-        return OperationResult.ok("Resources reserved successfully in network model");
-    }
-
     @Override
     public ListenableFuture<ServiceDeleteOutput> serviceDelete(ServiceDeleteInput input, Services service) {
         String serviceName = input.getServiceName();
@@ -272,93 +190,153 @@ public class RendererServiceOperationsImpl implements RendererServiceOperations
 
             @Override
             public ServiceDeleteOutput call() throws Exception {
-                sendNotifications(ServicePathNotificationTypes.ServiceDelete, serviceName,
-                        RpcStatusEx.Pending, "Service compliant, submitting service delete Request ...");
+                sendNotifications(
+                    ServicePathNotificationTypes.ServiceDelete,
+                    serviceName,
+                    RpcStatusEx.Pending,
+                    "Service compliant, submitting service delete Request ...");
                 // Obtain path description
                 Optional<
-                    org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.service.types.rev200128.service
-                    .path.PathDescription> pathDescriptionOpt = getPathDescriptionFromDatastore(serviceName);
-                PathDescription pathDescription;
-                if (pathDescriptionOpt.isPresent()) {
-                    pathDescription = pathDescriptionOpt.get();
-                } else {
+                    org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.service.types.rev220118
+                        .service.path.PathDescription> pathDescriptionOpt =
+                    getPathDescriptionFromDatastore(serviceName);
+                if (pathDescriptionOpt.isEmpty()) {
                     LOG.error("Unable to get path description for service {}!", serviceName);
-                    sendNotifications(ServicePathNotificationTypes.ServiceDelete, serviceName,
-                            RpcStatusEx.Failed, "Unable to get path description for service");
-                    return ModelMappingUtils.createServiceDeleteResponse(ResponseCodes.RESPONSE_FAILED,
-                            OPERATION_FAILED);
+                    sendNotifications(
+                        ServicePathNotificationTypes.ServiceDelete,
+                        serviceName,
+                        RpcStatusEx.Failed,
+                        "Unable to get path description for service");
+                    return ModelMappingUtils
+                        .createServiceDeleteResponse(ResponseCodes.RESPONSE_FAILED, OPERATION_FAILED);
                 }
-                switch (service.getConnectionType()) {
-                    case RoadmLine:
-                    case Service:
-                        if ((ServiceFormat.Ethernet.equals(service.getServiceAEnd().getServiceFormat())
-                                || ServiceFormat.OC.equals(service.getServiceAEnd().getServiceFormat()))
-                            && Uint32.valueOf("100").equals(service.getServiceAEnd().getServiceRate())) {
-                            if (!manageServicePathDeletion(serviceName, pathDescription)) {
-                                return ModelMappingUtils.createServiceDeleteResponse(ResponseCodes.RESPONSE_FAILED,
-                                    OPERATION_FAILED);
-                            }
-                        }
-                        if (ServiceFormat.Ethernet.equals(service.getServiceAEnd().getServiceFormat())
-                            && (Uint32.valueOf("10").equals(service.getServiceAEnd().getServiceRate())
-                                || Uint32.valueOf("1").equals(service.getServiceAEnd().getServiceRate()))) {
-                            if (!manageOtnServicePathDeletion(serviceName, pathDescription, service)) {
-                                return ModelMappingUtils.createServiceDeleteResponse(ResponseCodes.RESPONSE_FAILED,
-                                    OPERATION_FAILED);
-                            }
+                PathDescription pathDescription = pathDescriptionOpt.get();
+                String serviceType =
+                    ServiceTypes.getServiceType(
+                        service.getServiceAEnd().getServiceFormat().getName(),
+                        service.getServiceAEnd().getServiceRate(),
+                        service.getServiceAEnd().getTxDirection() == null
+                                || service.getServiceAEnd().getTxDirection().values().stream().findFirst().get()
+                                    .getPort() == null
+                                || service.getServiceAEnd().getTxDirection().values().stream().findFirst().get()
+                                    .getPort().getPortName() == null
+                            ? null
+                            : portMapping.getMapping(
+                                    service.getServiceAEnd().getNodeId().getValue(),
+                                    service.getServiceAEnd().getTxDirection().values().stream().findFirst().get()
+                                        .getPort().getPortName()));
+                switch (serviceType) {
+                    case StringConstants.SERVICE_TYPE_100GE_T:
+                    case StringConstants.SERVICE_TYPE_400GE:
+                    case StringConstants.SERVICE_TYPE_OTU4:
+                    case StringConstants.SERVICE_TYPE_OTUC2:
+                    case StringConstants.SERVICE_TYPE_OTUC3:
+                    case StringConstants.SERVICE_TYPE_OTUC4:
+                        if (!manageServicePathDeletion(serviceName, pathDescription, serviceType)) {
+                            return ModelMappingUtils
+                                .createServiceDeleteResponse(ResponseCodes.RESPONSE_FAILED, OPERATION_FAILED);
                         }
                         break;
-                    case Infrastructure:
-                        if (ServiceFormat.OTU.equals(service.getServiceAEnd().getServiceFormat())) {
-                            if (!manageServicePathDeletion(serviceName, pathDescription)) {
-                                return ModelMappingUtils.createServiceDeleteResponse(ResponseCodes.RESPONSE_FAILED,
-                                    OPERATION_FAILED);
-                            }
-                        } else if (ServiceFormat.ODU.equals(service.getServiceAEnd().getServiceFormat())) {
-                            if (!manageOtnServicePathDeletion(serviceName, pathDescription, service)) {
-                                return ModelMappingUtils.createServiceDeleteResponse(ResponseCodes.RESPONSE_FAILED,
-                                    OPERATION_FAILED);
-                            }
+                    case StringConstants.SERVICE_TYPE_1GE:
+                    case StringConstants.SERVICE_TYPE_10GE:
+                    case StringConstants.SERVICE_TYPE_100GE_M:
+                    case StringConstants.SERVICE_TYPE_100GE_S:
+                    case StringConstants.SERVICE_TYPE_ODU4:
+                    case StringConstants.SERVICE_TYPE_ODUC2:
+                    case StringConstants.SERVICE_TYPE_ODUC3:
+                    case StringConstants.SERVICE_TYPE_ODUC4:
+                        if (!manageOtnServicePathDeletion(serviceName, pathDescription, service, serviceType)) {
+                            return ModelMappingUtils
+                                .createServiceDeleteResponse(ResponseCodes.RESPONSE_FAILED, OPERATION_FAILED);
                         }
                         break;
                     default:
-                        LOG.error("Unmanaged connection-type for deletion of service {}", serviceName);
-                        break;
-                    }
-                return ModelMappingUtils.createServiceDeleteResponse(ResponseCodes.RESPONSE_OK, OPERATION_SUCCESSFUL);
+                        LOG.error("unsupported service-type");
+                        return ModelMappingUtils
+                            .createServiceDeleteResponse(ResponseCodes.RESPONSE_FAILED, OPERATION_FAILED);
+                }
+                return ModelMappingUtils
+                    .createServiceDeleteResponse(ResponseCodes.RESPONSE_OK, OPERATION_SUCCESSFUL);
             }
         });
     }
 
+    @edu.umd.cs.findbugs.annotations.SuppressFBWarnings(
+        value = "UPM_UNCALLED_PRIVATE_METHOD",
+        justification = "call in call() method")
+    private Uint32 getServiceRate(ServiceImplementationRequestInput input) {
+        if (input.getServiceAEnd() == null) {
+            LOG.warn("Unable to get service-rate for service {}", input.getServiceName());
+            return Uint32.ZERO;
+        }
+        if (input.getServiceAEnd().getServiceRate() != null) {
+            return input.getServiceAEnd().getServiceRate();
+        }
+        LOG.warn("Input should have rate if you are using 200 or 300G");
+        // TODO: missing 200, and 300G rates here, OTUCn cannot always be 400G
+        Map<ServiceFormat, Map<String, Uint32>> formatRateMap  = Map.of(
+                ServiceFormat.OTU, Map.of(
+                    "OTUCn", Uint32.valueOf(400),
+                    "OTU4", Uint32.valueOf(100),
+                    "OTU2", Uint32.valueOf(10),
+                    "OTU2e", Uint32.valueOf(10)),
+                ServiceFormat.ODU, Map.of(
+                    "ODUCn",Uint32.valueOf(400),
+                    "ODU4", Uint32.valueOf(100),
+                    "ODU2", Uint32.valueOf(10),
+                    "ODU2e", Uint32.valueOf(10),
+                    "ODU0", Uint32.valueOf(1)));
+        if (!formatRateMap.containsKey(input.getServiceAEnd().getServiceFormat())) {
+            LOG.warn("Unable to get service-rate for service {} - unsupported service format {}",
+                input.getServiceName(), input.getServiceAEnd().getServiceFormat());
+            return Uint32.ZERO;
+        }
+        String serviceName =
+            ServiceFormat.OTU.getName().equals(input.getServiceAEnd().getServiceFormat().getName())
+                ? input.getServiceAEnd().getOtuServiceRate().getSimpleName()
+                : input.getServiceAEnd().getOduServiceRate().getSimpleName();
+        if (!formatRateMap.get(input.getServiceAEnd().getServiceFormat()).containsKey(serviceName)) {
+            LOG.warn("Unable to get service-rate for service {} - unsupported service name {}",
+                input.getServiceName(), serviceName);
+            return Uint32.ZERO;
+        }
+        return formatRateMap
+            .get(input.getServiceAEnd().getServiceFormat())
+            .get(serviceName);
+    }
+
     @edu.umd.cs.findbugs.annotations.SuppressFBWarnings(
             value = "UPM_UNCALLED_PRIVATE_METHOD",
             justification = "call in call() method")
     private ServicePowerTurndownOutput olmPowerTurndown(ServicePathInputData servicePathInputData)
             throws InterruptedException, ExecutionException, TimeoutException {
         LOG.debug(TURNING_DOWN_POWER_ON_A_TO_Z_PATH_MSG);
-        Future<RpcResult<ServicePowerTurndownOutput>> powerTurndownFuture = this.olmService.servicePowerTurndown(
-                new ServicePowerTurndownInputBuilder(servicePathInputData.getServicePathInput()).build());
-        return powerTurndownFuture.get(Timeouts.DATASTORE_READ, TimeUnit.MILLISECONDS).getResult();
+        return this.olmService
+            .servicePowerTurndown(
+                new ServicePowerTurndownInputBuilder(servicePathInputData.getServicePathInput()).build())
+            .get(Timeouts.DATASTORE_READ, TimeUnit.MILLISECONDS)
+            .getResult();
     }
 
     @edu.umd.cs.findbugs.annotations.SuppressFBWarnings(
             value = "UPM_UNCALLED_PRIVATE_METHOD",
             justification = "call in call() method")
-    private Optional<org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.service.types.rev200128
-        .service.path.PathDescription> getPathDescriptionFromDatastore(String serviceName) {
-        InstanceIdentifier<org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.service.types.rev200128
-            .service.path.PathDescription> pathDescriptionIID = InstanceIdentifier.create(ServicePathList.class)
+    private Optional<org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.service.types.rev220118
+            .service.path.PathDescription> getPathDescriptionFromDatastore(String serviceName) {
+        InstanceIdentifier<org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.service.types.rev220118
+                .service.path.PathDescription> pathDescriptionIID =
+            InstanceIdentifier.create(ServicePathList.class)
                 .child(ServicePaths.class, new ServicePathsKey(serviceName))
-                .child(org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.service.types.rev200128
+                .child(org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.service.types.rev220118
                     .service.path.PathDescription.class);
-        ReadTransaction pathDescReadTx = this.dataBroker.newReadOnlyTransaction();
         try {
             LOG.debug("Getting path description for service {}", serviceName);
-            return pathDescReadTx.read(LogicalDatastoreType.OPERATIONAL, pathDescriptionIID)
+            return this.dataBroker.newReadOnlyTransaction()
+                    .read(LogicalDatastoreType.OPERATIONAL, pathDescriptionIID)
                     .get(Timeouts.DATASTORE_READ, TimeUnit.MILLISECONDS);
         } catch (InterruptedException | ExecutionException | TimeoutException e) {
-            LOG.warn("Exception while getting path description from datastore {} for service {}!", pathDescriptionIID,
-                    serviceName, e);
+            LOG.warn("Exception while getting path description from datastore {} for service {}!",
+                    pathDescriptionIID, serviceName, e);
             return Optional.empty();
         }
     }
@@ -366,25 +344,35 @@ public class RendererServiceOperationsImpl implements RendererServiceOperations
     @edu.umd.cs.findbugs.annotations.SuppressFBWarnings(
             value = "UPM_UNCALLED_PRIVATE_METHOD",
             justification = "call in call() method")
-    private List<DeviceRenderingResult> deviceRendering(RollbackProcessor rollbackProcessor,
-            ServicePathInputData servicePathDataAtoZ, ServicePathInputData servicePathDataZtoA) {
+    private List<DeviceRenderingResult> deviceRendering(
+            RollbackProcessor rollbackProcessor,
+            ServicePathInputData servicePathDataAtoZ,
+            ServicePathInputData servicePathDataZtoA) {
+
+        //TODO atozrenderingFuture & ztoarenderingFuture & renderingCombinedFuture used only once
+        //     Do notifications & LOG.info deserve this ?
         LOG.info(RENDERING_DEVICES_A_Z_MSG);
-        sendNotifications(ServicePathNotificationTypes.ServiceImplementationRequest,
-                servicePathDataAtoZ.getServicePathInput().getServiceName(), RpcStatusEx.Pending,
-                RENDERING_DEVICES_A_Z_MSG);
+        sendNotifications(
+            ServicePathNotificationTypes.ServiceImplementationRequest,
+            servicePathDataAtoZ.getServicePathInput().getServiceName(),
+            RpcStatusEx.Pending,
+            RENDERING_DEVICES_A_Z_MSG);
         ListenableFuture<DeviceRenderingResult> atozrenderingFuture =
-                this.executor.submit(new DeviceRenderingTask(this.deviceRenderer, servicePathDataAtoZ,
-                        ServicePathDirection.A_TO_Z));
-
-        LOG.info("Rendering devices Z-A");
-        sendNotifications(ServicePathNotificationTypes.ServiceImplementationRequest,
-                servicePathDataZtoA.getServicePathInput().getServiceName(), RpcStatusEx.Pending,
-                RENDERING_DEVICES_Z_A_MSG);
+            this.executor.submit(
+                new DeviceRenderingTask(this.deviceRenderer, servicePathDataAtoZ, ServicePathDirection.A_TO_Z));
+
+        LOG.info(RENDERING_DEVICES_Z_A_MSG);
+        sendNotifications(
+            ServicePathNotificationTypes.ServiceImplementationRequest,
+            servicePathDataZtoA.getServicePathInput().getServiceName(),
+            RpcStatusEx.Pending,
+            RENDERING_DEVICES_Z_A_MSG);
         ListenableFuture<DeviceRenderingResult> ztoarenderingFuture =
-                this.executor.submit(new DeviceRenderingTask(this.deviceRenderer, servicePathDataZtoA,
-                        ServicePathDirection.Z_TO_A));
+            this.executor.submit(
+                new DeviceRenderingTask(this.deviceRenderer, servicePathDataZtoA, ServicePathDirection.Z_TO_A));
+
         ListenableFuture<List<DeviceRenderingResult>> renderingCombinedFuture =
-                Futures.allAsList(atozrenderingFuture, ztoarenderingFuture);
+            Futures.allAsList(atozrenderingFuture, ztoarenderingFuture);
 
         List<DeviceRenderingResult> renderingResults = new ArrayList<>(2);
         try {
@@ -392,18 +380,25 @@ public class RendererServiceOperationsImpl implements RendererServiceOperations
             renderingResults = renderingCombinedFuture.get(Timeouts.RENDERING_TIMEOUT, TimeUnit.MILLISECONDS);
         } catch (InterruptedException | ExecutionException | TimeoutException e) {
             LOG.warn(DEVICE_RENDERING_ROLL_BACK_MSG, e);
-            sendNotifications(ServicePathNotificationTypes.ServiceImplementationRequest,
-                    servicePathDataAtoZ.getServicePathInput().getServiceName(), RpcStatusEx.Pending,
-                    DEVICE_RENDERING_ROLL_BACK_MSG);
+            sendNotifications(
+                ServicePathNotificationTypes.ServiceImplementationRequest,
+                servicePathDataAtoZ.getServicePathInput().getServiceName(),
+                RpcStatusEx.Pending,
+                DEVICE_RENDERING_ROLL_BACK_MSG);
             //FIXME we can't do rollback here, because we don't have rendering results.
             return renderingResults;
         }
 
-        rollbackProcessor.addTask(new DeviceRenderingRollbackTask("AtoZDeviceTask",
-                ! renderingResults.get(0).isSuccess(), renderingResults.get(0).getRenderedNodeInterfaces(),
+        rollbackProcessor.addTask(
+            new DeviceRenderingRollbackTask(
+                "AtoZDeviceTask",
+                ! renderingResults.get(0).isSuccess(),
+                renderingResults.get(0).getRenderedNodeInterfaces(),
                 this.deviceRenderer));
-        rollbackProcessor.addTask(new DeviceRenderingRollbackTask("ZtoADeviceTask",
-                ! renderingResults.get(1).isSuccess(), renderingResults.get(1).getRenderedNodeInterfaces(),
+        rollbackProcessor.addTask(
+                new DeviceRenderingRollbackTask("ZtoADeviceTask",
+                ! renderingResults.get(1).isSuccess(),
+                renderingResults.get(1).getRenderedNodeInterfaces(),
                 this.deviceRenderer));
         return renderingResults;
     }
@@ -411,42 +406,57 @@ public class RendererServiceOperationsImpl implements RendererServiceOperations
     @edu.umd.cs.findbugs.annotations.SuppressFBWarnings(
         value = "UPM_UNCALLED_PRIVATE_METHOD",
         justification = "call in call() method")
-    private List<OtnDeviceRenderingResult> otnDeviceRendering(RollbackProcessor rollbackProcessor,
-        OtnServicePathInput otnServicePathAtoZ, OtnServicePathInput otnServicePathZtoA) {
+    private List<OtnDeviceRenderingResult> otnDeviceRendering(
+            RollbackProcessor rollbackProcessor,
+            OtnServicePathInput otnServicePathAtoZ,
+            OtnServicePathInput otnServicePathZtoA,
+            String serviceType) {
+
+        //TODO atozrenderingFuture & ztoarenderingFuture & renderingCombinedFuture used only once
+        //     Do notifications & LOG.info deserve this ?
         LOG.info(RENDERING_DEVICES_A_Z_MSG);
-        sendNotifications(ServicePathNotificationTypes.ServiceImplementationRequest,
-            otnServicePathAtoZ.getServiceName(), RpcStatusEx.Pending,
+        sendNotifications(
+            ServicePathNotificationTypes.ServiceImplementationRequest,
+            otnServicePathAtoZ.getServiceName(),
+            RpcStatusEx.Pending,
             RENDERING_DEVICES_A_Z_MSG);
         ListenableFuture<OtnDeviceRenderingResult> atozrenderingFuture =
-            this.executor.submit(new OtnDeviceRenderingTask(this.otnDeviceRenderer, otnServicePathAtoZ));
-        ListenableFuture<List<OtnDeviceRenderingResult>> renderingCombinedFuture;
-        if (otnServicePathZtoA != null) {
-            LOG.info("Rendering devices Z-A");
-            sendNotifications(ServicePathNotificationTypes.ServiceImplementationRequest,
-                otnServicePathZtoA.getServiceName(), RpcStatusEx.Pending,
-                RENDERING_DEVICES_Z_A_MSG);
-            ListenableFuture<OtnDeviceRenderingResult> ztoarenderingFuture =
-                this.executor.submit(new OtnDeviceRenderingTask(this.otnDeviceRenderer, otnServicePathZtoA));
-            renderingCombinedFuture = Futures.allAsList(atozrenderingFuture, ztoarenderingFuture);
-        } else {
-            renderingCombinedFuture = Futures.allAsList(atozrenderingFuture);
-        }
+            this.executor.submit(
+                new OtnDeviceRenderingTask(this.otnDeviceRenderer, otnServicePathAtoZ, serviceType));
+
+        LOG.info(RENDERING_DEVICES_Z_A_MSG);
+        sendNotifications(
+            ServicePathNotificationTypes.ServiceImplementationRequest,
+            otnServicePathZtoA.getServiceName(),
+            RpcStatusEx.Pending,
+            RENDERING_DEVICES_Z_A_MSG);
+        ListenableFuture<OtnDeviceRenderingResult> ztoarenderingFuture =
+            this.executor.submit(
+                new OtnDeviceRenderingTask(this.otnDeviceRenderer, otnServicePathZtoA, serviceType));
+
+        ListenableFuture<List<OtnDeviceRenderingResult>> renderingCombinedFuture =
+            Futures.allAsList(atozrenderingFuture, ztoarenderingFuture);
         List<OtnDeviceRenderingResult> otnRenderingResults = new ArrayList<>(2);
         try {
             LOG.info("Waiting for A-Z and Z-A device renderers ...");
             otnRenderingResults = renderingCombinedFuture.get(Timeouts.RENDERING_TIMEOUT, TimeUnit.MILLISECONDS);
         } catch (InterruptedException | ExecutionException | TimeoutException e) {
             LOG.warn(DEVICE_RENDERING_ROLL_BACK_MSG, e);
-            sendNotifications(ServicePathNotificationTypes.ServiceImplementationRequest,
-                otnServicePathAtoZ.getServiceName(), RpcStatusEx.Pending,
+            sendNotifications(
+                ServicePathNotificationTypes.ServiceImplementationRequest,
+                otnServicePathAtoZ.getServiceName(),
+                RpcStatusEx.Pending,
                 DEVICE_RENDERING_ROLL_BACK_MSG);
             //FIXME we can't do rollback here, because we don't have rendering results.
             return otnRenderingResults;
         }
         for (int i = 0; i < otnRenderingResults.size(); i++) {
-            rollbackProcessor.addTask(new DeviceRenderingRollbackTask("DeviceTask n° " + i + 1,
-                ! otnRenderingResults.get(i).isSuccess(), otnRenderingResults.get(i).getRenderedNodeInterfaces(),
-                this.deviceRenderer));
+            rollbackProcessor.addTask(
+                new DeviceRenderingRollbackTask(
+                    "DeviceTask n° " + i + 1,
+                    ! otnRenderingResults.get(i).isSuccess(),
+                    otnRenderingResults.get(i).getRenderedNodeInterfaces(),
+                    this.deviceRenderer));
         }
         return otnRenderingResults;
     }
@@ -454,21 +464,34 @@ public class RendererServiceOperationsImpl implements RendererServiceOperations
     @edu.umd.cs.findbugs.annotations.SuppressFBWarnings(
             value = "UPM_UNCALLED_PRIVATE_METHOD",
             justification = "call in call() method")
-    private void olmPowerSetup(RollbackProcessor rollbackProcessor, ServicePowerSetupInput powerSetupInputAtoZ,
+    private void olmPowerSetup(
+            RollbackProcessor rollbackProcessor,
+            ServicePowerSetupInput powerSetupInputAtoZ,
             ServicePowerSetupInput powerSetupInputZtoA) {
+
+        //TODO olmPowerSetupFutureAtoZ & olmPowerSetupFutureZtoA & olmFutures used only once
+        //     Do notifications & LOG.info deserve this ?
+        //TODO use constants for LOG.info & notifications common messages
         LOG.info("Olm power setup A-Z");
-        sendNotifications(ServicePathNotificationTypes.ServiceImplementationRequest,
-                powerSetupInputAtoZ.getServiceName(), RpcStatusEx.Pending, "Olm power setup A-Z");
-        ListenableFuture<OLMRenderingResult> olmPowerSetupFutureAtoZ
-                = this.executor.submit(new OlmPowerSetupTask(this.olmService, powerSetupInputAtoZ));
+        sendNotifications(
+            ServicePathNotificationTypes.ServiceImplementationRequest,
+            powerSetupInputAtoZ.getServiceName(),
+            RpcStatusEx.Pending,
+            "Olm power setup A-Z");
+        ListenableFuture<OLMRenderingResult> olmPowerSetupFutureAtoZ =
+            this.executor.submit(new OlmPowerSetupTask(this.olmService, powerSetupInputAtoZ));
 
         LOG.info("OLM power setup Z-A");
-        sendNotifications(ServicePathNotificationTypes.ServiceImplementationRequest,
-                powerSetupInputAtoZ.getServiceName(), RpcStatusEx.Pending, "Olm power setup Z-A");
-        ListenableFuture<OLMRenderingResult> olmPowerSetupFutureZtoA
-                = this.executor.submit(new OlmPowerSetupTask(this.olmService, powerSetupInputZtoA));
+        sendNotifications(
+            ServicePathNotificationTypes.ServiceImplementationRequest,
+            powerSetupInputAtoZ.getServiceName(),
+            RpcStatusEx.Pending,
+            "Olm power setup Z-A");
+        ListenableFuture<OLMRenderingResult> olmPowerSetupFutureZtoA =
+            this.executor.submit(new OlmPowerSetupTask(this.olmService, powerSetupInputZtoA));
+
         ListenableFuture<List<OLMRenderingResult>> olmFutures =
-                Futures.allAsList(olmPowerSetupFutureAtoZ, olmPowerSetupFutureZtoA);
+            Futures.allAsList(olmPowerSetupFutureAtoZ, olmPowerSetupFutureZtoA);
 
         List<OLMRenderingResult> olmResults;
         try {
@@ -476,20 +499,30 @@ public class RendererServiceOperationsImpl implements RendererServiceOperations
             olmResults = olmFutures.get(Timeouts.OLM_TIMEOUT, TimeUnit.MILLISECONDS);
         } catch (InterruptedException | ExecutionException | TimeoutException e) {
             LOG.warn(OLM_ROLL_BACK_MSG, e);
-            sendNotifications(ServicePathNotificationTypes.ServiceImplementationRequest,
-                    powerSetupInputAtoZ.getServiceName(), RpcStatusEx.Pending,
-                    OLM_ROLL_BACK_MSG);
-            rollbackProcessor.addTask(new OlmPowerSetupRollbackTask("AtoZOLMTask", true,
-                    this.olmService, powerSetupInputAtoZ));
-            rollbackProcessor.addTask(new OlmPowerSetupRollbackTask("ZtoAOLMTask", true,
-                    this.olmService, powerSetupInputZtoA));
+            sendNotifications(
+                ServicePathNotificationTypes.ServiceImplementationRequest,
+                powerSetupInputAtoZ.getServiceName(),
+                RpcStatusEx.Pending,
+                OLM_ROLL_BACK_MSG);
+            rollbackProcessor.addTask(
+                new OlmPowerSetupRollbackTask("AtoZOLMTask", true, this.olmService, powerSetupInputAtoZ));
+            rollbackProcessor.addTask(
+                new OlmPowerSetupRollbackTask("ZtoAOLMTask", true, this.olmService, powerSetupInputZtoA));
             return;
         }
 
-        rollbackProcessor.addTask(new OlmPowerSetupRollbackTask("AtoZOLMTask", ! olmResults.get(0).isSuccess(),
-                this.olmService, powerSetupInputAtoZ));
-        rollbackProcessor.addTask(new OlmPowerSetupRollbackTask("ZtoAOLMTask", ! olmResults.get(1).isSuccess(),
-                this.olmService, powerSetupInputZtoA));
+        rollbackProcessor.addTask(
+            new OlmPowerSetupRollbackTask(
+                "AtoZOLMTask",
+                ! olmResults.get(0).isSuccess(),
+                this.olmService,
+                powerSetupInputAtoZ));
+        rollbackProcessor.addTask(
+            new OlmPowerSetupRollbackTask(
+                "ZtoAOLMTask",
+                ! olmResults.get(1).isSuccess(),
+                this.olmService,
+                powerSetupInputZtoA));
     }
 
     @edu.umd.cs.findbugs.annotations.SuppressFBWarnings(
@@ -499,17 +532,17 @@ public class RendererServiceOperationsImpl implements RendererServiceOperations
         LOG.info("Starting service activation test on node {} and tp {}", nodeId, tpId);
         for (int i = 0; i < 3; i++) {
             List<Measurements> measurements = getMeasurements(nodeId, tpId);
-            if ((measurements != null) && verifyPreFecBer(measurements)) {
-                return true;
-            } else if (measurements == null) {
+            if (measurements == null) {
                 LOG.warn("Device {} is not reporting PreFEC on TP: {}", nodeId, tpId);
                 return true;
-            } else {
-                try {
-                    Thread.sleep(Timeouts.SERVICE_ACTIVATION_TEST_RETRY_TIME);
-                } catch (InterruptedException ex) {
-                    Thread.currentThread().interrupt();
-                }
+            }
+            if (verifyPreFecBer(measurements)) {
+                return true;
+            }
+            try {
+                Thread.sleep(Timeouts.SERVICE_ACTIVATION_TEST_RETRY_TIME);
+            } catch (InterruptedException ex) {
+                Thread.currentThread().interrupt();
             }
         }
         LOG.error("Service activation test failed on node {} and termination point {}!", nodeId, tpId);
@@ -517,24 +550,24 @@ public class RendererServiceOperationsImpl implements RendererServiceOperations
     }
 
     private List<Measurements> getMeasurements(String nodeId, String tp) {
-        GetPmInputBuilder getPmIpBldr = new GetPmInputBuilder();
-        getPmIpBldr.setNodeId(nodeId);
-        getPmIpBldr.setGranularity(PmGranularity._15min);
-        ResourceIdentifierBuilder rsrcBldr = new ResourceIdentifierBuilder();
-        rsrcBldr.setResourceName(tp + "-OTU");
-        getPmIpBldr.setResourceIdentifier(rsrcBldr.build());
-        getPmIpBldr.setResourceType(ResourceTypeEnum.Interface);
-
         try {
-            Future<RpcResult<GetPmOutput>> getPmFuture = this.olmService.getPm(getPmIpBldr.build());
-            RpcResult<GetPmOutput> getPmRpcResult = getPmFuture.get();
-            GetPmOutput getPmOutput = getPmRpcResult.getResult();
-            if ((getPmOutput != null) && (getPmOutput.getNodeId() != null)) {
+            GetPmOutput getPmOutput =
+                this.olmService
+                    .getPm(
+                        new GetPmInputBuilder()
+                            .setNodeId(nodeId)
+                            .setGranularity(PmGranularity._15min)
+                            .setResourceIdentifier(new ResourceIdentifierBuilder().setResourceName(tp + "-OTU").build())
+                            .setResourceType(ResourceTypeEnum.Interface)
+                            .build())
+                    .get()
+                    .getResult();
+            if ((getPmOutput == null) || (getPmOutput.getNodeId() == null)) {
+                LOG.warn("OLM's get PM failed for node {} and tp {}", nodeId, tp);
+            } else {
                 LOG.info("successfully finished calling OLM's get PM");
                 return getPmOutput.getMeasurements();
                 // may return null
-            } else {
-                LOG.warn("OLM's get PM failed for node {} and tp {}", nodeId, tp);
             }
 
         } catch (ExecutionException | InterruptedException e) {
@@ -548,54 +581,67 @@ public class RendererServiceOperationsImpl implements RendererServiceOperations
         double fecUncorrectableBlocks = Double.MIN_VALUE;
 
         for (Measurements measurement : measurements) {
-            if (measurement.getPmparameterName().equals("preFECCorrectedErrors")) {
-                preFecCorrectedErrors = Double.parseDouble(measurement.getPmparameterValue());
-            }
-            if (measurement.getPmparameterName().equals("FECUncorrectableBlocks")) {
-                fecUncorrectableBlocks = Double.parseDouble(measurement.getPmparameterValue());
+            switch (measurement.getPmparameterName()) {
+                case "preFECCorrectedErrors":
+                    preFecCorrectedErrors = Double.parseDouble(measurement.getPmparameterValue());
+                    break;
+                case "FECUncorrectableBlocks":
+                    fecUncorrectableBlocks = Double.parseDouble(measurement.getPmparameterValue());
+                    break;
+                default:
+                    break;
             }
         }
 
-        LOG.info("Measurements: preFECCorrectedErrors = {}; FECUncorrectableBlocks = {}", preFecCorrectedErrors,
-                fecUncorrectableBlocks);
+        LOG.info("Measurements: preFECCorrectedErrors = {}; FECUncorrectableBlocks = {}",
+                preFecCorrectedErrors, fecUncorrectableBlocks);
 
         if (fecUncorrectableBlocks > Double.MIN_VALUE) {
             LOG.error("Data has uncorrectable errors, BER test failed");
             return false;
-        } else {
-            double numOfBitsPerSecond = 112000000000d;
-            double threshold = 0.00002d;
-            double result = preFecCorrectedErrors / numOfBitsPerSecond;
-            LOG.info("PreFEC value is {}", Double.toString(result));
-            return result <= threshold;
         }
+
+        double numOfBitsPerSecond = 112000000000d;
+        double threshold = 0.00002d;
+        double result = preFecCorrectedErrors / numOfBitsPerSecond;
+        LOG.info("PreFEC value is {}", Double.toString(result));
+        return result <= threshold;
     }
 
     @edu.umd.cs.findbugs.annotations.SuppressFBWarnings(
         value = "UPM_UNCALLED_PRIVATE_METHOD",
         justification = "call in call() method")
-    private boolean createServicepathInput(ServiceImplementationRequestInput input) {
-        ServicePathInputData servicePathInputDataAtoZ = ModelMappingUtils
-            .rendererCreateServiceInputAToZ(input.getServiceName(), input.getPathDescription());
-        ServicePathInputData servicePathInputDataZtoA = ModelMappingUtils
-            .rendererCreateServiceInputZToA(input.getServiceName(), input.getPathDescription());
+    private boolean manageServicePathCreation(ServiceImplementationRequestInput input, String serviceType) {
+        ServicePathInputData servicePathInputDataAtoZ =
+            ModelMappingUtils
+                .rendererCreateServiceInputAToZ(input.getServiceName(), input.getPathDescription(), Action.Create);
+        ServicePathInputData servicePathInputDataZtoA =
+            ModelMappingUtils
+                .rendererCreateServiceInputZToA(input.getServiceName(), input.getPathDescription(), Action.Create);
         // Rollback should be same for all conditions, so creating a new one
         RollbackProcessor rollbackProcessor = new RollbackProcessor();
         List<DeviceRenderingResult> renderingResults =
             deviceRendering(rollbackProcessor, servicePathInputDataAtoZ, servicePathInputDataZtoA);
-        if (rollbackProcessor.rollbackAllIfNecessary() > 0) {
-            sendNotifications(ServicePathNotificationTypes.ServiceImplementationRequest,
-                input.getServiceName(), RpcStatusEx.Failed, DEVICE_RENDERING_ROLL_BACK_MSG);
+        if (rollbackProcessor.rollbackAllIfNecessary() > 0 || renderingResults.isEmpty()) {
+            sendNotifications(
+                ServicePathNotificationTypes.ServiceImplementationRequest,
+                input.getServiceName(),
+                RpcStatusEx.Failed,
+                DEVICE_RENDERING_ROLL_BACK_MSG);
             return false;
         }
-        ServicePowerSetupInput olmPowerSetupInputAtoZ =
-            ModelMappingUtils.createServicePowerSetupInput(renderingResults.get(0).getOlmList(), input);
-        ServicePowerSetupInput olmPowerSetupInputZtoA =
-            ModelMappingUtils.createServicePowerSetupInput(renderingResults.get(1).getOlmList(), input);
-        olmPowerSetup(rollbackProcessor, olmPowerSetupInputAtoZ, olmPowerSetupInputZtoA);
+        olmPowerSetup(
+            rollbackProcessor,
+            //olmPowerSetupInputAtoZ,
+            ModelMappingUtils.createServicePowerSetupInput(renderingResults.get(0).getOlmList(), input),
+            //olmPowerSetupInputZtoA
+            ModelMappingUtils.createServicePowerSetupInput(renderingResults.get(1).getOlmList(), input));
         if (rollbackProcessor.rollbackAllIfNecessary() > 0) {
-            sendNotifications(ServicePathNotificationTypes.ServiceImplementationRequest,
-                input.getServiceName(), RpcStatusEx.Failed, OLM_ROLL_BACK_MSG);
+            sendNotifications(
+                ServicePathNotificationTypes.ServiceImplementationRequest,
+                input.getServiceName(),
+                RpcStatusEx.Failed,
+                OLM_ROLL_BACK_MSG);
             return false;
         }
         // run service activation test twice - once on source node and once on
@@ -607,63 +653,85 @@ public class RendererServiceOperationsImpl implements RendererServiceOperations
 
         Nodes sourceNode = nodes.get(0);
         Nodes destNode = nodes.get(nodes.size() - 1);
-        String srcNetworkTp;
-        String dstNetowrkTp;
-        if (sourceNode.getDestTp().contains(StringConstants.NETWORK_TOKEN)) {
-            srcNetworkTp = sourceNode.getDestTp();
-        } else {
-            srcNetworkTp = sourceNode.getSrcTp();
-        }
-        if (destNode.getDestTp().contains(StringConstants.NETWORK_TOKEN)) {
-            dstNetowrkTp = destNode.getDestTp();
-        } else {
-            dstNetowrkTp = destNode.getSrcTp();
-        }
+        String srcNetworkTp =
+            sourceNode.getDestTp().contains(StringConstants.NETWORK_TOKEN)
+                ? sourceNode.getDestTp()
+                : sourceNode.getSrcTp();
+        String dstNetowrkTp =
+            destNode.getDestTp().contains(StringConstants.NETWORK_TOKEN)
+                ? destNode.getDestTp()
+                : destNode.getSrcTp();
+
         if (!isServiceActivated(sourceNode.getNodeId(), srcNetworkTp)
-            || !isServiceActivated(destNode.getNodeId(), dstNetowrkTp)) {
+                || !isServiceActivated(destNode.getNodeId(), dstNetowrkTp)) {
             rollbackProcessor.rollbackAll();
-            sendNotifications(ServicePathNotificationTypes.ServiceImplementationRequest,
-                input.getServiceName(), RpcStatusEx.Failed,
+            sendNotifications(
+                ServicePathNotificationTypes.ServiceImplementationRequest,
+                input.getServiceName(),
+                RpcStatusEx.Failed,
                 "Service activation test failed.");
             return false;
         }
-        // If Service activation is success update Network ModelMappingUtils
-        networkModelWavelengthService.useWavelengths(input.getPathDescription());
-        sendNotifications(ServicePathNotificationTypes.ServiceImplementationRequest,
-            input.getServiceName(), RpcStatusEx.Successful, OPERATION_SUCCESSFUL);
+        sendNotificationsWithPathDescription(
+            ServicePathNotificationTypes.ServiceImplementationRequest,
+            input.getServiceName(),
+            RpcStatusEx.Successful,
+            OPERATION_SUCCESSFUL,
+            input.getPathDescription(),
+            createLinkForNotif(
+                renderingResults.stream()
+                    .flatMap(rr -> rr.getOtnLinkTps().stream())
+                    .collect(Collectors.toList())),
+            null,
+            serviceType);
         return true;
     }
 
     @edu.umd.cs.findbugs.annotations.SuppressFBWarnings(
         value = "UPM_UNCALLED_PRIVATE_METHOD",
         justification = "call in call() method")
-    private boolean manageServicePathDeletion(String serviceName, PathDescription pathDescription) {
+    private boolean manageServicePathDeletion(String serviceName, PathDescription pathDescription, String serviceType)
+            throws InterruptedException {
         ServicePathInputData servicePathInputDataAtoZ =
-            ModelMappingUtils.rendererCreateServiceInputAToZ(serviceName, pathDescription);
+            ModelMappingUtils.rendererCreateServiceInputAToZ(serviceName, pathDescription, Action.Delete);
         ServicePathInputData servicePathInputDataZtoA =
-            ModelMappingUtils.rendererCreateServiceInputZToA(serviceName, pathDescription);
+            ModelMappingUtils.rendererCreateServiceInputZToA(serviceName, pathDescription, Action.Delete);
         // OLM turn down power
         try {
             LOG.debug(TURNING_DOWN_POWER_ON_A_TO_Z_PATH_MSG);
-            sendNotifications(ServicePathNotificationTypes.ServiceDelete, serviceName,
-                RpcStatusEx.Pending, TURNING_DOWN_POWER_ON_A_TO_Z_PATH_MSG);
-            ServicePowerTurndownOutput atozPowerTurndownOutput = olmPowerTurndown(servicePathInputDataAtoZ);
+            sendNotifications(
+                ServicePathNotificationTypes.ServiceDelete,
+                serviceName,
+                RpcStatusEx.Pending,
+                TURNING_DOWN_POWER_ON_A_TO_Z_PATH_MSG);
             // TODO add some flag rather than string
-            if (FAILED.equals(atozPowerTurndownOutput.getResult())) {
+            if (FAILED.equals(
+                    olmPowerTurndown(servicePathInputDataAtoZ)
+                        .getResult())) {
                 LOG.error("Service power turndown failed on A-to-Z path for service {}!", serviceName);
-                sendNotifications(ServicePathNotificationTypes.ServiceDelete, serviceName, RpcStatusEx.Failed,
-                        "Service power turndown failed on A-to-Z path for service");
+                sendNotifications(
+                    ServicePathNotificationTypes.ServiceDelete,
+                    serviceName,
+                    RpcStatusEx.Failed,
+                    "Service power turndown failed on A-to-Z path for service");
                 return false;
             }
             LOG.debug("Turning down power on Z-to-A path");
-            sendNotifications(ServicePathNotificationTypes.ServiceDelete, serviceName, RpcStatusEx.Pending,
-                    "Turning down power on Z-to-A path");
-            ServicePowerTurndownOutput ztoaPowerTurndownOutput = olmPowerTurndown(servicePathInputDataZtoA);
+            sendNotifications(
+                ServicePathNotificationTypes.ServiceDelete,
+                serviceName,
+                RpcStatusEx.Pending,
+                "Turning down power on Z-to-A path");
             // TODO add some flag rather than string
-            if (FAILED.equals(ztoaPowerTurndownOutput.getResult())) {
+            if (FAILED.equals(
+                    olmPowerTurndown(servicePathInputDataZtoA)
+                        .getResult())) {
                 LOG.error("Service power turndown failed on Z-to-A path for service {}!", serviceName);
-                sendNotifications(ServicePathNotificationTypes.ServiceDelete, serviceName, RpcStatusEx.Failed,
-                        "Service power turndown failed on Z-to-A path for service");
+                sendNotifications(
+                    ServicePathNotificationTypes.ServiceDelete,
+                    serviceName,
+                    RpcStatusEx.Failed,
+                    "Service power turndown failed on Z-to-A path for service");
                 return false;
             }
         } catch (InterruptedException | ExecutionException | TimeoutException e) {
@@ -672,41 +740,266 @@ public class RendererServiceOperationsImpl implements RendererServiceOperations
         }
         // delete service path with renderer
         LOG.info("Deleting service path via renderer");
-        sendNotifications(ServicePathNotificationTypes.ServiceDelete, serviceName, RpcStatusEx.Pending,
-                "Deleting service path via renderer");
-        deviceRenderer.deleteServicePath(servicePathInputDataAtoZ.getServicePathInput());
-        deviceRenderer.deleteServicePath(servicePathInputDataZtoA.getServicePathInput());
-        networkModelWavelengthService.freeWavelengths(pathDescription);
-        sendNotifications(ServicePathNotificationTypes.ServiceDelete, serviceName, RpcStatusEx.Successful,
-                OPERATION_SUCCESSFUL);
+        sendNotifications(
+            ServicePathNotificationTypes.ServiceDelete,
+            serviceName,
+            RpcStatusEx.Pending,
+            "Deleting service path via renderer");
+        sendNotificationsWithPathDescription(
+            ServicePathNotificationTypes.ServiceDelete,
+            serviceName,
+            RpcStatusEx.Successful,
+            OPERATION_SUCCESSFUL,
+            pathDescription,
+            createLinkForNotif(
+                deviceRendering(
+                        new RollbackProcessor(),
+                        servicePathInputDataAtoZ,
+                        servicePathInputDataZtoA)
+                    .stream()
+                    .flatMap(rr -> rr.getOtnLinkTps().stream())
+                    .collect(Collectors.toList())),
+            null,
+            serviceType);
         return true;
     }
 
     @edu.umd.cs.findbugs.annotations.SuppressFBWarnings(
         value = "UPM_UNCALLED_PRIVATE_METHOD",
         justification = "call in call() method")
-    private boolean manageOtnServicePathDeletion(String serviceName, PathDescription pathDescription,
-        Services service) {
-        OtnServicePathInput ospi = null;
-        if (ConnectionType.Infrastructure.equals(service.getConnectionType())) {
-            ospi = ModelMappingUtils.rendererCreateOtnServiceInput(
-                serviceName, service.getServiceAEnd().getServiceFormat().getName(), "100G", pathDescription, true);
-        } else if (ConnectionType.Service.equals(service.getConnectionType())) {
-            ospi = ModelMappingUtils.rendererCreateOtnServiceInput(serviceName,
-                service.getServiceAEnd().getServiceFormat().getName(),
-                service.getServiceAEnd().getServiceRate().toString() + "G", pathDescription, true);
+    private boolean manageOtnServicePathCreation(
+            ServiceImplementationRequestInput input,
+            String serviceType,
+            Uint32 serviceRate) {
+        // Rollback should be same for all conditions, so creating a new one
+        RollbackProcessor rollbackProcessor = new RollbackProcessor();
+        List<OtnDeviceRenderingResult> renderingResults =
+            otnDeviceRendering(
+                rollbackProcessor,
+                // This is A-Z side
+                ModelMappingUtils
+                    .rendererCreateOtnServiceInput(
+                        input.getServiceName(),
+                        Action.Create,
+                        input.getServiceAEnd().getServiceFormat().getName(),
+                        serviceRate,
+                        input.getPathDescription(),
+                        true),
+                // This is Z-A side
+                ModelMappingUtils
+                    .rendererCreateOtnServiceInput(
+                        input.getServiceName(),
+                        Action.Create,
+                        input.getServiceZEnd().getServiceFormat().getName(),
+                        serviceRate,
+                        input.getPathDescription(),
+                        false),
+                serviceType);
+        if (rollbackProcessor.rollbackAllIfNecessary() > 0) {
+            rollbackProcessor.rollbackAll();
+            sendNotifications(
+                ServicePathNotificationTypes.ServiceImplementationRequest,
+                input.getServiceName(),
+                RpcStatusEx.Failed,
+                DEVICE_RENDERING_ROLL_BACK_MSG);
+            return false;
         }
+        sendNotificationsWithPathDescription(
+            ServicePathNotificationTypes.ServiceImplementationRequest,
+            input.getServiceName(),
+            RpcStatusEx.Successful, OPERATION_SUCCESSFUL,
+            input.getPathDescription(),
+            createLinkForNotif(
+                renderingResults.stream()
+                    .flatMap(rr -> rr.getOtnLinkTps().stream())
+                    .collect(Collectors.toList())),
+            getSupportedLinks(
+                ModelMappingUtils.getLinksFromServicePathDescription(input.getPathDescription()),
+                serviceType),
+            serviceType);
+        return true;
+    }
+
+    @edu.umd.cs.findbugs.annotations.SuppressFBWarnings(
+        value = "UPM_UNCALLED_PRIVATE_METHOD",
+        justification = "call in call() method")
+    private boolean manageOtnServicePathDeletion(
+            String serviceName,
+            PathDescription pathDescription,
+            Services service,
+            String serviceType) {
         LOG.info("Deleting otn-service path {} via renderer", serviceName);
-        sendNotifications(ServicePathNotificationTypes.ServiceDelete, serviceName, RpcStatusEx.Pending,
+        sendNotifications(
+                ServicePathNotificationTypes.ServiceDelete,
+                serviceName,
+                RpcStatusEx.Pending,
                 "Deleting otn-service path via renderer");
-        OtnServicePathOutput result = otnDeviceRenderer.deleteOtnServicePath(ospi);
-        if (result.isSuccess()) {
-            sendNotifications(ServicePathNotificationTypes.ServiceDelete, serviceName, RpcStatusEx.Successful,
-                OPERATION_SUCCESSFUL);
-            return true;
-        } else {
-            return false;
+        List<OtnDeviceRenderingResult> renderingResults =
+            otnDeviceRendering(
+                new RollbackProcessor(),
+                // This is A-Z side
+                ModelMappingUtils
+                    .rendererCreateOtnServiceInput(
+                        serviceName,
+                        Action.Delete,
+                        service.getServiceAEnd().getServiceFormat().getName(),
+                        service.getServiceAEnd().getServiceRate(),
+                        pathDescription,
+                        true),
+                // This is Z-A side
+                ModelMappingUtils
+                    .rendererCreateOtnServiceInput(
+                        serviceName,
+                        Action.Delete,
+                        service.getServiceZEnd().getServiceFormat().getName(),
+                        service.getServiceAEnd().getServiceRate(),
+                        pathDescription,
+                        false),
+                serviceType);
+        sendNotificationsWithPathDescription(
+            ServicePathNotificationTypes.ServiceDelete,
+            serviceName,
+            RpcStatusEx.Successful,
+            OPERATION_SUCCESSFUL,
+            pathDescription,
+            createLinkForNotif(
+                renderingResults.stream()
+                    .flatMap(rr -> rr.getOtnLinkTps().stream())
+                    .collect(Collectors.toList())),
+            getSupportedLinks(
+                ModelMappingUtils.getLinksFromServicePathDescription(pathDescription),
+                serviceType),
+            serviceType);
+        return true;
+    }
+
+    /**
+     * Send renderer notification.
+     * @param servicePathNotificationTypes ServicePathNotificationTypes
+     * @param serviceName String
+     * @param rpcStatusEx RpcStatusEx
+     * @param message String
+     */
+    private void sendNotifications(
+            ServicePathNotificationTypes servicePathNotificationTypes,
+            String serviceName,
+            RpcStatusEx rpcStatusEx,
+            String message) {
+        send(
+            buildNotification(servicePathNotificationTypes, serviceName, rpcStatusEx, message,
+                null, null, null, null));
+    }
+
+    /**
+     * Send renderer notification with path description information.
+     * @param servicePathNotificationTypes ServicePathNotificationTypes
+     * @param serviceName String
+     * @param rpcStatusEx RpcStatusEx
+     * @param message String
+     * @param pathDescription PathDescription
+     */
+    private void sendNotificationsWithPathDescription(
+            ServicePathNotificationTypes servicePathNotificationTypes,
+            String serviceName,
+            RpcStatusEx rpcStatusEx,
+            String message,
+            PathDescription pathDescription,
+            Link notifLink,
+            List<String> supportedLinks,
+            String serviceType) {
+        send(
+            buildNotification(servicePathNotificationTypes, serviceName, rpcStatusEx, message,
+                pathDescription, notifLink, supportedLinks, serviceType));
+    }
+
+    /**
+     * Build notification containing path description information.
+     * @param servicePathNotificationTypes ServicePathNotificationTypes
+     * @param serviceName String
+     * @param rpcStatusEx RpcStatusEx
+     * @param message String
+     * @param pathDescription PathDescription
+     * @return notification with RendererRpcResultSp type.
+     */
+    private RendererRpcResultSp buildNotification(
+            ServicePathNotificationTypes servicePathNotificationTypes,
+            String serviceName,
+            RpcStatusEx rpcStatusEx,
+            String message,
+            PathDescription pathDescription,
+            Link notifLink,
+            List<String> supportedLinks,
+            String serviceType) {
+        RendererRpcResultSpBuilder builder =
+            new RendererRpcResultSpBuilder()
+                .setNotificationType(servicePathNotificationTypes).setServiceName(serviceName).setStatus(rpcStatusEx)
+                .setStatusMessage(message)
+                .setServiceType(serviceType);
+        if (pathDescription != null) {
+            builder
+                .setAToZDirection(pathDescription.getAToZDirection())
+                .setZToADirection(pathDescription.getZToADirection());
         }
+        if (notifLink != null) {
+            builder.setLink(notifLink);
+        }
+        if (supportedLinks != null) {
+            builder.setLinkId(supportedLinks);
+        }
+        return builder.build();
+    }
+
+    /**
+     * Send renderer notification.
+     * @param notification Notification
+     */
+    private void send(Notification notification) {
+        try {
+            LOG.info("Sending notification {}", notification);
+            notificationPublishService.putNotification(notification);
+        } catch (InterruptedException e) {
+            LOG.info("notification offer rejected: ", e);
+            Thread.currentThread().interrupt();
+        }
+    }
+
+    private Link createLinkForNotif(List<LinkTp> otnLinkTerminationPoints) {
+        return
+            otnLinkTerminationPoints == null || otnLinkTerminationPoints.size() != 2
+                ? null
+                : new LinkBuilder()
+                    .setATermination(
+                        new ATerminationBuilder()
+                            .setNodeId(otnLinkTerminationPoints.get(0).getNodeId())
+                            .setTpId(otnLinkTerminationPoints.get(0).getTpId())
+                            .build())
+                    .setZTermination(
+                        new ZTerminationBuilder()
+                            .setNodeId(otnLinkTerminationPoints.get(1).getNodeId())
+                            .setTpId(otnLinkTerminationPoints.get(1).getTpId())
+                            .build())
+                    .build();
     }
 
+    private List<String> getSupportedLinks(List<String> allSupportLinks, String serviceType) {
+        //TODO a Map might be more indicated here
+        switch (serviceType) {
+            case StringConstants.SERVICE_TYPE_10GE:
+            case StringConstants.SERVICE_TYPE_1GE:
+                return allSupportLinks.stream()
+                    .filter(lk -> lk.startsWith(OtnLinkType.ODTU4.getName())).collect(Collectors.toList());
+            case StringConstants.SERVICE_TYPE_100GE_M:
+                return allSupportLinks.stream()
+                    .filter(lk -> lk.startsWith(OtnLinkType.ODUC4.getName())).collect(Collectors.toList());
+            case StringConstants.SERVICE_TYPE_ODU4:
+            case StringConstants.SERVICE_TYPE_100GE_S:
+                return allSupportLinks.stream()
+                    .filter(lk -> lk.startsWith(OtnLinkType.OTU4.getName())).collect(Collectors.toList());
+            case StringConstants.SERVICE_TYPE_ODUC4:
+                return allSupportLinks.stream()
+                    .filter(lk -> lk.startsWith(OtnLinkType.OTUC4.getName())).collect(Collectors.toList());
+            default:
+                return null;
+        }
+    }
 }